need help adding cooldowns for rank perms

[3dpixelartman]

Hi I need help adding cooldowns for 3 perms
dupe.5 (5s cooldown)
dupe.2 (2s cooldown)
dupe.0 (no cooldown)
can anyone help me

options:
    blacklist: command block and bedrock and repeating command block and debug stick and player head and wither skeleton skull
     prefix: &dSERVERNAMEHERE
 
command /dupe [<number>]:
    trigger:
        if {@blacklist} contains type of tool:
            send "{@prefix} &3| &3You cannot dupe that item!"
            stop
        else:
            if arg-1 is not set:
                add player's tool to player's inventory
                stop
            else:
                if arg-1 is less than 2:
                    add player's tool to player's inventory
                    stop
                else:
                    if arg-1 is more than 5:
                        loop 6 times:
                            add player's tool to player's inventory
                        stop
                    else:
                        loop arg-1 times:
                            add player's tool to player's inventory